File photo shows a gold mask unearthed at Shang Dynasty (1,600 B.C.-1,046 B.C.) archaeological site in Zhengzhou, central China's Henan Province. (Photo provided to China News Service)
Henan unveiled five new archaeological discoveries of 2022 on Tuesday, including the earliest multi-grid city layout at the Erlitou relics site in Yanshi, the ancient tombs of Shang Dynasty in Zhengzhou, a large-scale tomb cluster dating back to the late Shang Dynasty in Anyang, the tombs of the Northern Dynasties at Zhucang village, Pingle town, Luoyang city and the ruins of Zhouqiao Bridge in Kaifeng.
File photo shows the excavation site of the ancient tombs of Shang Dynasty in Zhengzhou, central China's Henan Province. (Photo provided to China News Service)
File photo shows the excavation site of the ruins of Zhouqiao Bridge in Kaifeng, central China's Henan Province. (Photo provided to China News Service)
File photo shows the excavation site of the earliest multi-grid city layout at the Erlitou relics site in Yanshi, central China's Henan Province. (Photo provided to China News Service)
File photo shows the excavation site of the tombs of the Northern Dynasties at Zhucang Village, Pingle Town, Luoyang City, central China's Henan Province. (Photo provided to China News Service)